diff --git a/include/ndn-cpp/security/identity/basic-identity-storage.hpp b/include/ndn-cpp/security/identity/basic-identity-storage.hpp
index 488d95a..84f5374 100644
--- a/include/ndn-cpp/security/identity/basic-identity-storage.hpp
+++ b/include/ndn-cpp/security/identity/basic-identity-storage.hpp
@@ -199,9 +199,6 @@
   updateKeyStatus(const Name& keyName, bool isActive);
 
   sqlite3 *database_;
-#if 0
-  MillisecondsSince1970 lastUpdated_;
-#endif
 };
 
 }